Added correct env path import

.gitignore

@@ -1,3 +1,4 @@
 app/config.yaml
 *__pycache__*
-app/static/cache/*
+app/static/cache/*
+.env

Dockerfile

@@ -11,8 +11,11 @@ RUN pip install --no-cache-dir -r requirements.txt
 # Copy application code
 COPY app/ .
 
-# Expose port
-EXPOSE 5000
+# Set default port environment variable
+ENV PORT=5000
 
-# Start command
-CMD ["python", "app.py"]
+# Expose port (optional for documentation)
+EXPOSE ${PORT}
+
+# Start command using shell to allow env substitution
+CMD ["sh", "-c", "exec python app.py --port=${PORT}"]

app/app.py

@@ -64,4 +64,5 @@ def index():
     )
 
 if __name__ == "__main__":
-    app.run(debug=(FLASK_ENV == "development"), host="0.0.0.0", port=5000)
+    port = int(os.getenv("PORT", 5000))
+    app.run(debug=(FLASK_ENV == "development"), host="0.0.0.0", port=port)

docker-compose.yml

@@ -1,3 +1,5 @@
+version: '3.8'
+
 services:
   portfolio:
     build:
@@ -6,7 +8,9 @@ services:
     image: application-portfolio
     container_name: portfolio
     ports:
-      - "5000:5000"
+      - "${PORT:-5000}:${PORT:-5000}"
     volumes:
       - ./app:/app
+    environment:
+      - PORT=${PORT:-5000}
     restart: unless-stopped

env.example

@@ -0,0 +1,2 @@
+PORT=5000
+FLASK_ENV=production

main.py

@@ -22,6 +22,17 @@ import argparse
 import subprocess
 import sys
 import os
+from dotenv import load_dotenv
+from pathlib import Path
+
+# Always load .env from the script's directory
+dotenv_path = Path(__file__).resolve().parent / ".env"
+
+if dotenv_path.exists():
+    load_dotenv(dotenv_path)
+else:
+    print(f"⚠️  Warning: No .env file found at {dotenv_path}")
+PORT = int(os.getenv("PORT", 5000))
 
 def run_command(command, dry_run=False):
     """Utility function to run a shell command."""
@@ -94,7 +105,7 @@ def run_dev(args):
     volume_mapping = f"{current_dir}/app/:/app"
     command = [
         "docker", "run", "-d",
-        "-p", "5000:5000",
+        "-p", f"{PORT}:{PORT}",
         "--name", "portfolio",
         "-v", volume_mapping,
         "-e", "FLASK_APP=app.py",
@@ -115,7 +126,7 @@ def run_prod(args):
     """
     command = [
         "docker", "run", "-d",
-        "-p", "5000:5000",
+        "-p", "{PORT}:{PORT}",
         "--name", "portfolio",
         "application-portfolio"
     ]
@@ -194,7 +205,7 @@ def browse(args):
 
     This command launches the Chromium browser to view the running application.
     """
-    command = ["chromium", "http://localhost:5000"]
+    command = ["chromium", f"http://localhost:{PORT}"]
     run_command(command, args.dry_run)
 
 
@@ -222,7 +233,7 @@ def main():
 
     # Browse command
     parser_browse = subparsers.add_parser(
-        "browse", help="Open http://localhost:5000 in Chromium browser."
+        "browse", help="Open application in Chromium browser."
     )
     parser_browse.set_defaults(func=browse)
 

requirements.txt

@@ -0,0 +1 @@
+python-dotenv